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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2006-01-07 14:40:05 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-01-07 14:40:05 +0000
commit123656d4cc8c946f578ebd18c2050f5251720428 (patch)
tree3d5432eff034a3b9cfdc98b37e245abe5695342d /include/linux/sched.h
parenta62c80e559809e6c7851ec04d30575e85ad6f6ed (diff)
parent0aec63e67c69545ca757a73a66f5dcf05fa484bf (diff)
Merge with Linus' kernel.
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h25
1 files changed, 6 insertions, 19 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index b0ad6f30679e..7da33619d5d0 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -254,25 +254,12 @@ extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long);
* The mm counters are not protected by its page_table_lock,
* so must be incremented atomically.
*/
-#ifdef ATOMIC64_INIT
-#define set_mm_counter(mm, member, value) atomic64_set(&(mm)->_##member, value)
-#define get_mm_counter(mm, member) ((unsigned long)atomic64_read(&(mm)->_##member))
-#define add_mm_counter(mm, member, value) atomic64_add(value, &(mm)->_##member)
-#define inc_mm_counter(mm, member) atomic64_inc(&(mm)->_##member)
-#define dec_mm_counter(mm, member) atomic64_dec(&(mm)->_##member)
-typedef atomic64_t mm_counter_t;
-#else /* !ATOMIC64_INIT */
-/*
- * The counters wrap back to 0 at 2^32 * PAGE_SIZE,
- * that is, at 16TB if using 4kB page size.
- */
-#define set_mm_counter(mm, member, value) atomic_set(&(mm)->_##member, value)
-#define get_mm_counter(mm, member) ((unsigned long)atomic_read(&(mm)->_##member))
-#define add_mm_counter(mm, member, value) atomic_add(value, &(mm)->_##member)
-#define inc_mm_counter(mm, member) atomic_inc(&(mm)->_##member)
-#define dec_mm_counter(mm, member) atomic_dec(&(mm)->_##member)
-typedef atomic_t mm_counter_t;
-#endif /* !ATOMIC64_INIT */
+#define set_mm_counter(mm, member, value) atomic_long_set(&(mm)->_##member, value)
+#define get_mm_counter(mm, member) ((unsigned long)atomic_long_read(&(mm)->_##member))
+#define add_mm_counter(mm, member, value) atomic_long_add(value, &(mm)->_##member)
+#define inc_mm_counter(mm, member) atomic_long_inc(&(mm)->_##member)
+#define dec_mm_counter(mm, member) atomic_long_dec(&(mm)->_##member)
+typedef atomic_long_t mm_counter_t;
#else /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */
/*